[FLINK-37609][format] Bump parquet from 1.14.4 to 1.15.1

[snuyanzin]

What is the purpose of the change

The PR bumps dependency from 1.14.4 to 1.15.1
to mitigate https://nvd.nist.gov/vuln/detail/CVE-2025-30065

Brief change log

pom and NOTICE files

Verifying this change

This change is a trivial rework / code cleanup without any test coverage.

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): ( yes)
• The public API, i.e., is any changed class annotated with @Public(Evolving): ( no)
• The serializers: ( no)
• The runtime per-record code paths (performance sensitive): ( no)
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (no)
• The S3 file system connector: ( no)

Documentation

• Does this pull request introduce a new feature? ( no)
• If yes, how is the feature documented? (not applicable)

[flinkbot]

CI report:

• 3b22309 Azure: SUCCESS

Bot commands

The @flinkbot bot supports the following commands:

• @flinkbot run azure re-run the last Azure build

[AHeise]

LGTM, thanks for bumping.

[snuyanzin]

@flinkbot run azure

[snuyanzin]

@flinkbot run azure

[snuyanzin]

the failure is not related. to changes and was present in 2.0 https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=66981&view=logs&j=2e8cb2f7-b2d3-5c62-9c05-cd756d33a819&t=2dd510a3-5041-5201-6dc3-54d310f68906&l=10312
and master https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=66979&view=logs&j=93ebd72a-004d-5a68-6295-7ace4ad889cd&t=35e92294-2840-51f1-1753-ae015c24c41f&l=10584